Home / 82,519.76-113,845.38-46,701.56

Finding the Fourth Proportional to 82,519.76, 113,845.38 and 46,701.56

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Solution

The fourth proportional to 82,519.76, 113,845.38 and 46,701.56 is: 64,430.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,519.76 : 113,845.38 = 46,701.56 : x
  2. Step 2: Convert to fraction form
    82,519.76/113,845.38 = 46,701.56/x
  3. Step 3: Cross multiply
    82,519.76x = 113,845.38 × 46,701.56
  4. Step 4: Simplify right side
    82,519.76x = 5,316,756,844.79
  5. Step 5: Solve for x
    x = 5,316,756,844.79/82,519.76
  6. Step 6: Final answer
    x = 64,430.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.